Zhone 2208 Guia Do Utilizador

Página de 247
4-24
2 0 0 0 - A 2 - G B 2 1 - 1 0
the PCR to the maximum rate for the current line speed. The IAD saves the 
configuration and displays the ATM PVC Configuration menu.
NOTICE: 
The option “0” cannot be selected for CBR.
AAL2/LES Type “9” on the ATM Encapsulation Configuration menu (Figure 4.24) to 
display the AAL2 Audio Profile Format menu.
1
To select ITU, type “1”. The IAD displays the AAL2 Audio Profile menu 
with available options. Type “2” for ATM Forum.
The IAD displays the Peak Cell Rate (PCR) Configuration menu (Figure 
4.26).
2
Type the PCR value or press Enter to set the PCR to the maximum rate for 
the current line speed. The IAD saves the configuration and displays the 
ATM PVC Configuration menu.
3
Type “A” for RFC 2516 (PPoE with LLC) or “B” for RFC 2516 (PPoE 
with VC mux.
NOTICE: 
AAL2/LES encapsulation is used for AAL2/LES-CAS and AAL2/LES 
ELCP voice applications.
Delete PVC
To delete a PVC, follow the steps below.
1
Type “3” on the ATM PVC Configuration menu (Figure 4.23) to select 
Delete PVC. The IAD displays the port list and a prompt.
2
Type the port number to delete and press Enter.
3
To delete the PVC, type “Y”, or cancel the deletion by typing any other 
character. The IAD saves the configuration and displays the PVC 
Configuration menu where you may continue with other PVC management 
tasks.
Show Current PVCs
1
To display a list of current PVCs, type “4” on the ATM PVC 
Configuration menu (Figure 4.23) to display the port table with associated 
PVCs:
2
When you have finished viewing the list, press any key to return to the 
ATM PVC Configuration menu.
Configure ATM Options
To configure ATM options, type “4” on the WAN Configuration menu 
(ATM) to display the ATM Configuration menu (Figure 4.29). Current 
datalink protocol on the WAN Configuration menu must be set to ATM to see